Essar Oilfields Services is setting up its regional base at the Dubai Maritime City (DMC) with an eye on the huge opportunities offered by the world's largest and most comprehensive maritime complex.Essar Oilfields, a wholly-owned subsidiary of Essar Group, which has interests in manufacturing, services, oil and gas, steel, power, telecom, BPO, shipping, logistics and construction sectors, will offer its expertise in oilfields, drilling and rig business at the DMC.Backed by a pool of 20-plus professionals in Dubai, three deep rigs of Essar Oilfields are undergoing refurbishment and upgradation at Jebel Ali, a company release said."We consider Dubai Maritime City as a strategic location for our oilfields services business covering the Middle East and North African (MENA) as well as the Central/ South Asian regions," N Ramesh, CEO, Essar Oilfields Services said in the release.When completed, Dubai Maritime City will be the world's biggest and the most comprehensive maritime complex spread across 227 hectares of man-made peninsula between Port Rashid and Dubai Dry Docks, and will be surrounded by the waters of the Arabian Gulf.According to Ramesh, the drilling business in the region offers a lot of promise considering the fact there is a gap of around 50-60% between the availability and the requirements in the business.DMC CEO Amer Ali said: "Their (Essar Oilfields Services) professional expertise in shipping, oilfields and drilling services will provide a major boost to the wide gamut of services on offer at Dubai Maritime City."